Heat & Glo NorthStar-BK Owner's Manual page 34

1/2 in. (13mm)
clearance to
combustibles
must be
maintained.
Figure 34.1
Secure B-Vent to Fan Housing
with sheet metal screws
Return Air Grille
Securely Twist
Install with Louvers
Lock B-Vent to
pointed down
Adapter
Figure 34.2
Page 4
2 x 4 Wall
Fan Housing
2 x 4 wall
Sheet Rock
Bracket
Can rotate
180 o
Heat & Glo • NorthStar EPA Fireplace • 480-1081C
NOTE: Secure the duct so that clearance to the fire-
place outer wrap is maintained. Tape all seams with
aluminum tape 1-1/4 in. (32mm) minimum width or as
specified by local codes.)
10. Seal all the way around the inside of the Return Air Grille
to prevent hot air being drawn back into the venting system
using gasketing supplied with the kit. Leave 1/4 in. (6mm)
clearance from all 4 outer edges. Trim excess gasketing.
See Figure 4..
Leave 1/4" (6mm) clearance from
all 4 outer edges
Figure 34.3
11. Install the variable speed wall rheostat (with setting on
"OFF") in a convenient location. This switch will control the
Heat-Zone fan operation.
12. Remove the Junction Box. Wire 110 VAC service TO the
wall rheostat and FROM the wall rheostat to the fan Junction
Box. Use wire nuts to secure the 110 VAC service wires to
the hot (black) and neutral (white) fan wires and screw the
110 VAC ground wire to the Junction Box. See Figure 4.4.
Wire Clamp
Junction Box Removed
Figure 34.4
1. Secure the Return Air Grille to the fan housing making
sure it is flush. The grille must be installed with the louvers
pointing down.
NOTE: DO NOT USE ADJUSTABLE REGISTERS.
14. Complete the fireplace installations as per the instruc-
tions found in this Owner's Manual.
Junction Box
White
Wire Nuts
September 1, 2008